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Comparing EV/EV.xs (file contents):
Revision 1.14 by root, Tue Oct 30 12:48:29 2007 UTC vs.
Revision 1.84 by root, Sat Dec 1 15:32:53 2007 UTC

1#include "EXTERN.h" 1#include "EXTERN.h"
2#include "perl.h" 2#include "perl.h"
3#include "XSUB.h" 3#include "XSUB.h"
4 4
5#include <math.h>
6#include <netinet/in.h> 5/*#include <netinet/in.h>*/
7 6
8#include <sys/time.h> 7#define EV_PROTOTYPES 1
9#include <time.h>
10#include <event.h>
11#include <evdns.h>
12
13/* workaround for evhttp.h requiring obscure bsd headers */
14#ifndef TAILQ_ENTRY
15#define TAILQ_ENTRY(type) \
16struct { \
17 struct type *tqe_next; /* next element */ \
18 struct type **tqe_prev; /* address of previous next element */ \
19}
20#endif /* !TAILQ_ENTRY */
21#include <evhttp.h>
22
23#define EV_NONE 0
24#define EV_UNDEF -1
25
26#define TIMEOUT_NONE HUGE_VAL
27
28#include "EV/EVAPI.h" 8#include "EV/EVAPI.h"
29 9
30typedef struct event_base *Base; 10/* fix perl api breakage */
11#undef signal
12#undef sigaction
13
14#define EV_SELECT_IS_WINSOCKET 0
15#ifdef _WIN32
16# define EV_SELECT_USE_FD_SET 0
17# define NFDBITS PERL_NFDBITS
18# define fd_mask Perl_fd_mask
19#endif
20/* due to bugs in OS X we have to use libev/ explicitly here */
21#include "libev/ev.c"
22#include "event.c"
23
24#ifndef _WIN32
25#define DNS_USE_GETTIMEOFDAY_FOR_ID 1
26#if !defined (WIN32) && !defined(__CYGWIN__)
27# define HAVE_STRUCT_IN6_ADDR 1
28#endif
29#undef HAVE_STRTOK_R
30#undef strtok_r
31#define strtok_r fake_strtok_r
32#include "evdns.h"
33#include "evdns.c"
34#endif
35
36#ifndef _WIN32
37# include <pthread.h>
38#endif
39
40#define WFLAG_KEEPALIVE 1
41
42#define UNREF(w) \
43 if (!((w)->flags & WFLAG_KEEPALIVE) \
44 && !ev_is_active (w)) \
45 ev_unref ();
46
47#define REF(w) \
48 if (!((w)->flags & WFLAG_KEEPALIVE) \
49 && ev_is_active (w)) \
50 ev_ref ();
51
52#define START(type,w) \
53 do { \
54 UNREF (w); \
55 ev_ ## type ## _start (w); \
56 } while (0)
57
58#define STOP(type,w) \
59 do { \
60 REF (w); \
61 ev_ ## type ## _stop (w); \
62 } while (0)
63
64#define RESET(type,w,seta) \
65 do { \
66 int active = ev_is_active (w); \
67 if (active) STOP (type, w); \
68 ev_ ## type ## _set seta; \
69 if (active) START (type, w); \
70 } while (0)
71
31typedef int Signal; 72typedef int Signal;
32 73
33static struct EVAPI evapi; 74static struct EVAPI evapi;
34 75
35static HV *stash_base, *stash_event; 76static HV
77 *stash_watcher,
78 *stash_io,
79 *stash_timer,
80 *stash_periodic,
81 *stash_signal,
82 *stash_child,
83 *stash_stat,
84 *stash_idle,
85 *stash_prepare,
86 *stash_check,
87 *stash_embed,
88 *stash_fork;
36 89
37static double tv_get (struct timeval *tv) 90#ifndef SIG_SIZE
38{ 91/* kudos to Slaven Rezic for the idea */
39 return tv->tv_sec + tv->tv_usec * 1e-6; 92static char sig_size [] = { SIG_NUM };
40} 93# define SIG_SIZE (sizeof (sig_size) + 1)
94#endif
41 95
42static void tv_set (struct timeval *tv, double val)
43{
44 tv->tv_sec = (long)val;
45 tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
46
47}
48
49static int 96static Signal
50sv_signum (SV *sig) 97sv_signum (SV *sig)
51{ 98{
52 int signum; 99 Signal signum;
53 100
54 if (SvIV (sig) > 0) 101 SvGETMAGIC (sig);
55 return SvIV (sig);
56 102
57 for (signum = 1; signum < SIG_SIZE; ++signum) 103 for (signum = 1; signum < SIG_SIZE; ++signum)
58 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum])) 104 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59 return signum; 105 return signum;
60 106
107 signum = SvIV (sig);
108
109 if (signum > 0 && signum < SIG_SIZE)
110 return signum;
111
61 return -1; 112 return -1;
62}
63
64static void
65api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)
66{
67 if (timeout >= 0.)
68 {
69 struct timeval tv;
70 tv_set (&tv, timeout);
71 event_once (fd, events, cb, arg, &tv);
72 }
73 else
74 event_once (fd, events, cb, arg, 0);
75} 113}
76 114
77///////////////////////////////////////////////////////////////////////////// 115/////////////////////////////////////////////////////////////////////////////
78// Event 116// Event
79 117
80typedef struct ev { 118static void e_cb (ev_watcher *w, int revents);
81 struct event ev;
82 SV *cb, *fh;
83 SV *self; /* contains this struct */
84 double timeout;
85 double interval;
86 unsigned char active;
87 unsigned char abstime;
88} *Event;
89 119
90static double 120static int
91e_now (void)
92{
93 struct timeval tv;
94 gettimeofday (&tv, 0);
95
96 return tv_get (&tv);
97}
98
99static void e_cb (int fd, short events, void *arg);
100
101static int sv_fileno (SV *fh) 121sv_fileno (SV *fh)
102{ 122{
103 SvGETMAGIC (fh); 123 SvGETMAGIC (fh);
104 124
105 if (SvROK (fh)) 125 if (SvROK (fh))
106 fh = SvRV (fh); 126 fh = SvRV (fh);
107 127
108 if (SvTYPE (fh) == SVt_PVGV) 128 if (SvTYPE (fh) == SVt_PVGV)
109 return PerlIO_fileno (IoIFP (sv_2io (fh))); 129 return PerlIO_fileno (IoIFP (sv_2io (fh)));
110 130
111 if (SvIOK (fh)) 131 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
112 return SvIV (fh); 132 return SvIV (fh);
113 133
114 return -1; 134 return -1;
115} 135}
116 136
117static Event 137static void *
118e_new (SV *fh, short events, SV *cb) 138e_new (int size, SV *cb_sv)
119{ 139{
120 int fd = sv_fileno (fh); 140 ev_watcher *w;
121 Event ev;
122 SV *self = NEWSV (0, sizeof (struct ev)); 141 SV *self = NEWSV (0, size);
123 SvPOK_only (self); 142 SvPOK_only (self);
124 SvCUR_set (self, sizeof (struct ev)); 143 SvCUR_set (self, size);
125 144
126 ev = (Event)SvPVX (self); 145 w = (ev_watcher *)SvPVX (self);
127 146
128 ev->fh = newSVsv (fh); 147 ev_init (w, e_cb);
129 ev->cb = newSVsv (cb); 148
149 w->flags = WFLAG_KEEPALIVE;
150 w->data = 0;
151 w->fh = 0;
152 w->cb_sv = newSVsv (cb_sv);
130 ev->self = self; 153 w->self = self;
131 ev->timeout = TIMEOUT_NONE;
132 ev->interval = 0.;
133 ev->abstime = 0;
134 ev->active = 0;
135 154
136 event_set (&ev->ev, fd, events, e_cb, (void *)ev); 155 return (void *)w;
137
138 return ev;
139} 156}
140 157
141static struct timeval * 158static void
142e_tv (Event ev) 159e_destroy (void *w_)
143{ 160{
144 static struct timeval tv; 161 ev_watcher *w = (ev_watcher *)w_;
145 double to = ev->timeout;
146 162
147 if (to == TIMEOUT_NONE) 163 SvREFCNT_dec (w->fh ); w->fh = 0;
148 return 0; 164 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
149 165 SvREFCNT_dec (w->data ); w->data = 0;
150 if (ev->abstime)
151 {
152 double now = e_now ();
153
154 if (ev->interval)
155 ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157 to -= now;
158 }
159 else if (to < 0.)
160 to = 0.;
161
162 tv_set (&tv, to);
163
164 return &tv;
165} 166}
166 167
167static SV *e_self (Event ev) 168static SV *
169e_bless (ev_watcher *w, HV *stash)
168{ 170{
169 SV *rv; 171 SV *rv;
170 172
171 if (SvOBJECT (ev->self)) 173 if (SvOBJECT (w->self))
172 rv = newRV_inc (ev->self); 174 rv = newRV_inc (w->self);
173 else 175 else
174 { 176 {
175 rv = newRV_noinc (ev->self); 177 rv = newRV_noinc (w->self);
176 sv_bless (rv, stash_event); 178 sv_bless (rv, stash);
177 SvREADONLY_on (ev->self); 179 SvREADONLY_on (w->self);
178 } 180 }
179 181
180 return rv; 182 return rv;
181} 183}
182 184
183static int 185static SV *sv_events_cache;
184e_start (Event ev)
185{
186 if (ev->active) event_del (&ev->ev);
187 ev->active = 1;
188 return event_add (&ev->ev, e_tv (ev));
189}
190
191static int e_stop (Event ev)
192{
193 return ev->active
194 ? (ev->active = 0), event_del (&ev->ev)
195 : 0;
196}
197 186
198static void 187static void
199e_cb (int fd, short events, void *arg) 188e_cb (ev_watcher *w, int revents)
200{ 189{
201 struct ev *ev = (struct ev*)arg;
202 dSP; 190 dSP;
203 I32 mark = SP - PL_stack_base; 191 I32 mark = SP - PL_stack_base;
204 SV *sv_self, *sv_events; 192 SV *sv_self, *sv_events;
205 static SV *sv_events_cache;
206 193
207 if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT)) 194 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
208 ev->active = 0;
209
210 sv_self = e_self (ev);
211 195
212 if (sv_events_cache) 196 if (sv_events_cache)
213 { 197 {
214 sv_events = sv_events_cache; sv_events_cache = 0; 198 sv_events = sv_events_cache; sv_events_cache = 0;
215 SvIV_set (sv_events, events); 199 SvIV_set (sv_events, revents);
216 } 200 }
217 else 201 else
218 sv_events = newSViv (events); 202 sv_events = newSViv (revents);
219 203
220 PUSHMARK (SP); 204 PUSHMARK (SP);
221 EXTEND (SP, 2); 205 EXTEND (SP, 2);
222 PUSHs (sv_self); 206 PUSHs (sv_self);
223 PUSHs (sv_events); 207 PUSHs (sv_events);
208
224 PUTBACK; 209 PUTBACK;
225 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 210 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
226 SP = PL_stack_base + mark; PUTBACK;
227 211
228 SvREFCNT_dec (sv_self); 212 SvREFCNT_dec (sv_self);
229 213
230 if (sv_events_cache) 214 if (sv_events_cache)
231 SvREFCNT_dec (sv_events); 215 SvREFCNT_dec (sv_events);
232 else 216 else
233 sv_events_cache = sv_events; 217 sv_events_cache = sv_events;
234 218
235 if (ev->interval && !ev->active) 219 if (SvTRUE (ERRSV))
236 e_start (ev); 220 {
221 SPAGAIN;
222 PUSHMARK (SP);
223 PUTBACK;
224 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
225 }
226
227 SP = PL_stack_base + mark;
228 PUTBACK;
229}
230
231static void
232e_once_cb (int revents, void *arg)
233{
234 dSP;
235 I32 mark = SP - PL_stack_base;
236 SV *sv_events;
237
238 if (sv_events_cache)
239 {
240 sv_events = sv_events_cache; sv_events_cache = 0;
241 SvIV_set (sv_events, revents);
242 }
243 else
244 sv_events = newSViv (revents);
245
246 PUSHMARK (SP);
247 XPUSHs (sv_events);
248
249 PUTBACK;
250 call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
251
252 SvREFCNT_dec ((SV *)arg);
253
254 if (sv_events_cache)
255 SvREFCNT_dec (sv_events);
256 else
257 sv_events_cache = sv_events;
237 258
238 if (SvTRUE (ERRSV)) 259 if (SvTRUE (ERRSV))
239 { 260 {
240 PUSHMARK (SP); 261 PUSHMARK (SP);
241 PUTBACK; 262 PUTBACK;
242 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 263 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
243 SP = PL_stack_base + mark; PUTBACK;
244 } 264 }
265
266 SP = PL_stack_base + mark;
267 PUTBACK;
268}
269
270static ev_tstamp
271e_periodic_cb (ev_periodic *w, ev_tstamp now)
272{
273 ev_tstamp retval;
274 int count;
275 dSP;
276
277 ENTER;
278 SAVETMPS;
279
280 PUSHMARK (SP);
281 EXTEND (SP, 2);
282 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
283 PUSHs (newSVnv (now));
284
285 PUTBACK;
286 count = call_sv (w->fh, G_SCALAR | G_EVAL);
287 SPAGAIN;
288
289 if (SvTRUE (ERRSV))
290 {
291 PUSHMARK (SP);
292 PUTBACK;
293 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
294 SPAGAIN;
295 }
296
297 if (count > 0)
298 {
299 retval = SvNV (TOPs);
300
301 if (retval < now)
302 retval = now;
303 }
304 else
305 retval = now;
306
307 FREETMPS;
308 LEAVE;
309
310 return retval;
245} 311}
246 312
247///////////////////////////////////////////////////////////////////////////// 313/////////////////////////////////////////////////////////////////////////////
248// DNS 314// DNS
249 315
316#ifndef _WIN32
250static void 317static void
251dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg) 318dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
252{ 319{
253 dSP; 320 dSP;
254 SV *cb = (SV *)arg; 321 SV *cb = (SV *)arg;
… …
293 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 360 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
294 } 361 }
295 362
296 LEAVE; 363 LEAVE;
297} 364}
365#endif
366
367#define CHECK_REPEAT(repeat) if (repeat < 0.) \
368 croak (# repeat " value must be >= 0");
369
370#define CHECK_FD(fh,fd) if ((fd) < 0) \
371 croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
372
373#define CHECK_SIG(sv,num) if ((num) < 0) \
374 croak ("illegal signal number or name: %s", SvPV_nolen (sv));
298 375
299///////////////////////////////////////////////////////////////////////////// 376/////////////////////////////////////////////////////////////////////////////
300// XS interface functions 377// XS interface functions
301 378
302MODULE = EV PACKAGE = EV PREFIX = event_ 379MODULE = EV PACKAGE = EV PREFIX = ev_
380
381PROTOTYPES: ENABLE
303 382
304BOOT: 383BOOT:
305{ 384{
306 int i;
307 HV *stash = gv_stashpv ("EV", 1); 385 HV *stash = gv_stashpv ("EV", 1);
308 386
309 static const struct { 387 static const struct {
310 const char *name; 388 const char *name;
311 IV iv; 389 IV iv;
312 } *civ, const_iv[] = { 390 } *civ, const_iv[] = {
313# define const_iv(pfx, name) { # name, (IV) pfx ## name }, 391# define const_iv(pfx, name) { # name, (IV) pfx ## name },
392 const_iv (EV_, MINPRI)
393 const_iv (EV_, MAXPRI)
394
395 const_iv (EV_, UNDEF)
314 const_iv (EV_, NONE) 396 const_iv (EV_, NONE)
315 const_iv (EV_, TIMEOUT) 397 const_iv (EV_, TIMEOUT)
316 const_iv (EV_, READ) 398 const_iv (EV_, READ)
317 const_iv (EV_, WRITE) 399 const_iv (EV_, WRITE)
318 const_iv (EV_, SIGNAL) 400 const_iv (EV_, SIGNAL)
401 const_iv (EV_, IDLE)
402 const_iv (EV_, CHECK)
319 const_iv (EV_, PERSIST) 403 const_iv (EV_, ERROR)
404
320 const_iv (EV, LOOP_ONCE) 405 const_iv (EV, LOOP_ONESHOT)
321 const_iv (EV, LOOP_NONBLOCK) 406 const_iv (EV, LOOP_NONBLOCK)
322 const_iv (EV, BUFFER_READ) 407 const_iv (EV, UNLOOP_ONE)
323 const_iv (EV, BUFFER_WRITE) 408 const_iv (EV, UNLOOP_ALL)
409
410 const_iv (EV, BACKEND_SELECT)
411 const_iv (EV, BACKEND_POLL)
324 const_iv (EV, BUFFER_EOF) 412 const_iv (EV, BACKEND_EPOLL)
413 const_iv (EV, BACKEND_KQUEUE)
414 const_iv (EV, BACKEND_DEVPOLL)
325 const_iv (EV, BUFFER_ERROR) 415 const_iv (EV, BACKEND_PORT)
326 const_iv (EV, BUFFER_TIMEOUT) 416 const_iv (EV, FLAG_AUTO)
417 const_iv (EV, FLAG_NOENV)
418 const_iv (EV, FLAG_FORKCHECK)
327 }; 419 };
328 420
329 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 421 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
330 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 422 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
331 423
332 stash_base = gv_stashpv ("EV::Base" , 1); 424 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
425 stash_io = gv_stashpv ("EV::IO" , 1);
426 stash_timer = gv_stashpv ("EV::Timer" , 1);
427 stash_periodic = gv_stashpv ("EV::Periodic", 1);
428 stash_signal = gv_stashpv ("EV::Signal" , 1);
429 stash_idle = gv_stashpv ("EV::Idle" , 1);
430 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
431 stash_check = gv_stashpv ("EV::Check" , 1);
432 stash_child = gv_stashpv ("EV::Child" , 1);
333 stash_event = gv_stashpv ("EV::Event", 1); 433 stash_embed = gv_stashpv ("EV::Embed" , 1);
434 stash_stat = gv_stashpv ("EV::Stat" , 1);
334 435
335 { 436 {
336 SV *sv = perl_get_sv ("EV::API", TRUE); 437 SV *sv = perl_get_sv ("EV::API", TRUE);
337 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */ 438 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
338 439
440 /* the poor man's shared library emulator */
339 evapi.ver = EV_API_VERSION; 441 evapi.ver = EV_API_VERSION;
340 evapi.rev = EV_API_REVISION; 442 evapi.rev = EV_API_REVISION;
443 evapi.sv_fileno = sv_fileno;
444 evapi.sv_signum = sv_signum;
341 evapi.now = e_now; 445 evapi.now = ev_now;
342 evapi.once = api_once; 446 evapi.backend = ev_backend;
447 evapi.unloop = ev_unloop;
448 evapi.ref = ev_ref;
449 evapi.unref = ev_unref;
450 evapi.time = ev_time;
343 evapi.loop = event_loop; 451 evapi.loop = ev_loop;
452 evapi.once = ev_once;
453 evapi.io_start = ev_io_start;
454 evapi.io_stop = ev_io_stop;
455 evapi.timer_start = ev_timer_start;
456 evapi.timer_stop = ev_timer_stop;
457 evapi.timer_again = ev_timer_again;
458 evapi.periodic_start = ev_periodic_start;
459 evapi.periodic_stop = ev_periodic_stop;
460 evapi.signal_start = ev_signal_start;
461 evapi.signal_stop = ev_signal_stop;
462 evapi.idle_start = ev_idle_start;
463 evapi.idle_stop = ev_idle_stop;
464 evapi.prepare_start = ev_prepare_start;
465 evapi.prepare_stop = ev_prepare_stop;
466 evapi.check_start = ev_check_start;
467 evapi.check_stop = ev_check_stop;
468 evapi.child_start = ev_child_start;
469 evapi.child_stop = ev_child_stop;
470 evapi.stat_start = ev_stat_start;
471 evapi.stat_stop = ev_stat_stop;
472 evapi.stat_stat = ev_stat_stat;
344 473
345 sv_setiv (sv, (IV)&evapi); 474 sv_setiv (sv, (IV)&evapi);
346 SvREADONLY_on (sv); 475 SvREADONLY_on (sv);
347 } 476 }
477#ifndef _WIN32
478 pthread_atfork (0, 0, ev_default_fork);
479#endif
348} 480}
349 481
350double now () 482NV ev_now ()
351 CODE:
352 RETVAL = e_now ();
353 OUTPUT:
354 RETVAL
355 483
356const char *version () 484unsigned int ev_backend ()
357 ALIAS:
358 method = 1
359 CODE:
360 RETVAL = ix ? event_get_method () : event_get_version ();
361 OUTPUT:
362 RETVAL
363 485
364Base event_init () 486NV ev_time ()
365 487
366int event_priority_init (int npri) 488unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
367 489
368int event_dispatch ()
369
370int event_loop (int flags = 0) 490void ev_loop (int flags = 0)
371 491
372int event_loopexit (double after = 0) 492void ev_unloop (int how = 1)
373 CODE:
374{
375 struct timeval tv;
376 tv_set (&tv, after);
377 event_loopexit (&tv);
378}
379 493
380Event event (SV *cb)
381 CODE:
382 RETVAL = e_new (NEWSV (0, 0), 0, cb);
383 OUTPUT:
384 RETVAL
385
386Event io (SV *fh, short events, SV *cb) 494ev_io *io (SV *fh, int events, SV *cb)
387 ALIAS: 495 ALIAS:
388 io_ns = 1 496 io_ns = 1
389 CODE: 497 CODE:
498{
499 int fd = sv_fileno (fh);
500 CHECK_FD (fh, fd);
501
390 RETVAL = e_new (fh, events, cb); 502 RETVAL = e_new (sizeof (ev_io), cb);
503 RETVAL->fh = newSVsv (fh);
504 ev_io_set (RETVAL, fd, events);
391 if (!ix) e_start (RETVAL); 505 if (!ix) START (io, RETVAL);
392 OUTPUT:
393 RETVAL
394
395Event timed_io (SV *fh, short events, double timeout, SV *cb)
396 ALIAS:
397 timed_io_ns = 1
398 CODE:
399{
400 events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;
401
402 RETVAL = e_new (fh, events, cb);
403
404 if (timeout)
405 {
406 RETVAL->timeout = timeout;
407 RETVAL->interval = 1;
408 }
409
410 if (!ix) e_start (RETVAL);
411} 506}
412 OUTPUT: 507 OUTPUT:
413 RETVAL 508 RETVAL
414 509
415Event timer (double after, int repeat, SV *cb) 510ev_timer *timer (NV after, NV repeat, SV *cb)
416 ALIAS: 511 ALIAS:
417 timer_ns = 1 512 timer_ns = 1
513 INIT:
514 CHECK_REPEAT (repeat);
418 CODE: 515 CODE:
419 RETVAL = e_new (NEWSV (0, 0), 0, cb); 516 RETVAL = e_new (sizeof (ev_timer), cb);
420 RETVAL->timeout = after; 517 ev_timer_set (RETVAL, after, repeat);
421 RETVAL->interval = repeat; 518 if (!ix) START (timer, RETVAL);
422 if (!ix) e_start (RETVAL);
423 OUTPUT: 519 OUTPUT:
424 RETVAL 520 RETVAL
425 521
426Event timer_abs (double at, double interval, SV *cb) 522SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
427 ALIAS: 523 ALIAS:
428 timer_abs_ns = 1 524 periodic_ns = 1
525 INIT:
526 CHECK_REPEAT (interval);
429 CODE: 527 CODE:
430 RETVAL = e_new (NEWSV (0, 0), 0, cb); 528{
431 RETVAL->timeout = at; 529 ev_periodic *w;
432 RETVAL->interval = interval; 530 w = e_new (sizeof (ev_periodic), cb);
433 RETVAL->abstime = 1; 531 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
434 if (!ix) e_start (RETVAL); 532 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
533 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
534 if (!ix) START (periodic, w);
535}
435 OUTPUT: 536 OUTPUT:
436 RETVAL 537 RETVAL
437 538
438Event signal (Signal signum, SV *cb) 539ev_signal *signal (SV *signal, SV *cb)
439 ALIAS: 540 ALIAS:
440 signal_ns = 1 541 signal_ns = 1
441 CODE: 542 CODE:
442 RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb); 543{
443 RETVAL->ev.ev_fd = signum; 544 Signal signum = sv_signum (signal);
545 CHECK_SIG (signal, signum);
546
547 RETVAL = e_new (sizeof (ev_signal), cb);
548 ev_signal_set (RETVAL, signum);
549 if (!ix) START (signal, RETVAL);
550}
551 OUTPUT:
552 RETVAL
553
554ev_idle *idle (SV *cb)
555 ALIAS:
556 idle_ns = 1
557 CODE:
558 RETVAL = e_new (sizeof (ev_idle), cb);
559 ev_idle_set (RETVAL);
560 if (!ix) START (idle, RETVAL);
561 OUTPUT:
562 RETVAL
563
564ev_prepare *prepare (SV *cb)
565 ALIAS:
566 prepare_ns = 1
567 CODE:
568 RETVAL = e_new (sizeof (ev_prepare), cb);
569 ev_prepare_set (RETVAL);
570 if (!ix) START (prepare, RETVAL);
571 OUTPUT:
572 RETVAL
573
574ev_check *check (SV *cb)
575 ALIAS:
576 check_ns = 1
577 CODE:
578 RETVAL = e_new (sizeof (ev_check), cb);
579 ev_check_set (RETVAL);
580 if (!ix) START (check, RETVAL);
581 OUTPUT:
582 RETVAL
583
584ev_child *child (int pid, SV *cb)
585 ALIAS:
586 child_ns = 1
587 CODE:
588 RETVAL = e_new (sizeof (ev_child), cb);
589 ev_child_set (RETVAL, pid);
590 if (!ix) START (child, RETVAL);
591 OUTPUT:
592 RETVAL
593
594ev_stat *stat (SV *path, NV interval, SV *cb)
595 ALIAS:
596 stat_ns = 1
597 CODE:
598 RETVAL = e_new (sizeof (ev_stat), cb);
599 RETVAL->fh = newSVsv (path);
600 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
444 if (!ix) e_start (RETVAL); 601 if (!ix) START (stat, RETVAL);
445 OUTPUT: 602 OUTPUT:
446 RETVAL 603 RETVAL
604
605void once (SV *fh, int events, SV *timeout, SV *cb)
606 CODE:
607 ev_once (
608 sv_fileno (fh), events,
609 SvOK (timeout) ? SvNV (timeout) : -1.,
610 e_once_cb,
611 newSVsv (cb)
612 );
447 613
448PROTOTYPES: DISABLE 614PROTOTYPES: DISABLE
449 615
450
451MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
452
453Base new ()
454 CODE:
455 RETVAL = event_init ();
456 OUTPUT:
457 RETVAL
458
459int event_base_dispatch (Base base)
460
461int event_base_loop (Base base, int flags = 0)
462
463int event_base_loopexit (Base base, double after)
464 CODE:
465{
466 struct timeval tv;
467 tv.tv_sec = (long)after;
468 tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
469 event_base_loopexit (base, &tv);
470}
471
472int event_base_priority_init (Base base, int npri)
473
474void event_base_set (Base base, Event ev)
475 C_ARGS: base, &ev->ev
476
477void DESTROY (Base base)
478 CODE:
479 /*event_base_free (base);*/ /* causes too many problems */
480
481
482MODULE = EV PACKAGE = EV::Event PREFIX = event_ 616MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
483 617
484int event_priority_set (Event ev, int pri) 618int ev_is_active (ev_watcher *w)
485 C_ARGS: &ev->ev, pri
486 619
487int event_add (Event ev, double timeout = TIMEOUT_NONE) 620int ev_is_pending (ev_watcher *w)
488 CODE:
489 ev->timeout = timeout;
490 ev->abstime = 0;
491 RETVAL = e_start (ev);
492 OUTPUT:
493 RETVAL
494 621
495int event_start (Event ev) 622int keepalive (ev_watcher *w, int new_value = 0)
496 CODE: 623 CODE:
497 RETVAL = e_start (ev); 624{
498 OUTPUT: 625 RETVAL = w->flags & WFLAG_KEEPALIVE;
499 RETVAL 626 new_value = new_value ? WFLAG_KEEPALIVE : 0;
500 627
501int event_del (Event ev) 628 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
502 ALIAS: 629 {
503 stop = 0 630 REF (w);
504 CODE: 631 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
505 RETVAL = e_stop (ev); 632 UNREF (w);
633 }
634}
506 OUTPUT: 635 OUTPUT:
507 RETVAL 636 RETVAL
508 637
509void DESTROY (Event ev)
510 CODE:
511 e_stop (ev);
512 SvREFCNT_dec (ev->cb);
513 SvREFCNT_dec (ev->fh);
514
515SV *cb (Event ev, SV *new_cb = 0) 638SV *cb (ev_watcher *w, SV *new_cb = 0)
516 CODE: 639 CODE:
640{
517 RETVAL = newSVsv (ev->cb); 641 RETVAL = newSVsv (w->cb_sv);
642
518 if (items > 1) 643 if (items > 1)
519 sv_setsv (ev->cb, new_cb); 644 sv_setsv (w->cb_sv, new_cb);
645}
520 OUTPUT: 646 OUTPUT:
521 RETVAL 647 RETVAL
522 648
523SV *fh (Event ev, SV *new_fh = 0) 649SV *data (ev_watcher *w, SV *new_data = 0)
524 CODE: 650 CODE:
525 RETVAL = newSVsv (ev->fh); 651{
652 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
653
526 if (items > 1) 654 if (items > 1)
527 { 655 {
528 if (ev->active) event_del (&ev->ev); 656 SvREFCNT_dec (w->data);
529 sv_setsv (ev->fh, new_fh); 657 w->data = newSVsv (new_data);
530 ev->ev.ev_fd = sv_fileno (ev->fh);
531 ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
532 if (ev->active) event_add (&ev->ev, e_tv (ev));
533 } 658 }
659}
534 OUTPUT: 660 OUTPUT:
535 RETVAL 661 RETVAL
536 662
537SV *signal (Event ev, SV *new_signal = 0) 663void trigger (ev_watcher *w, int revents = EV_NONE)
538 CODE: 664 CODE:
539{ 665 w->cb (w, revents);
540 Signal signum;
541 666
542 if (items > 1) 667int priority (ev_watcher *w, int new_priority = 0)
543 signum = sv_signum (new_signal); /* may croak here */ 668 CODE:
544 669{
545 RETVAL = newSVsv (ev->fh); 670 RETVAL = w->priority;
546 671
547 if (items > 1) 672 if (items > 1)
548 { 673 {
549 if (ev->active) event_del (&ev->ev); 674 int active = ev_is_active (w);
550 sv_setsv (ev->fh, new_signal); 675
551 ev->ev.ev_fd = signum; 676 if (new_priority < EV_MINPRI || new_priority > EV_MAXPRI)
552 ev->ev.ev_events |= EV_SIGNAL; 677 croak ("watcher priority out of range, value must be between %d and %d, inclusive", EV_MINPRI, EV_MAXPRI);
553 if (ev->active) event_add (&ev->ev, e_tv (ev)); 678
679 if (active)
680 {
681 /* grrr. */
682 PUSHMARK (SP);
683 XPUSHs (ST (0));
684 call_method ("stop", G_DISCARD | G_VOID);
685 }
686
687 ev_set_priority (w, new_priority);
688
689 if (active)
690 {
691 PUSHMARK (SP);
692 XPUSHs (ST (0));
693 call_method ("start", G_DISCARD | G_VOID);
694 }
554 } 695 }
555} 696}
556 OUTPUT: 697 OUTPUT:
557 RETVAL 698 RETVAL
558 699
559short events (Event ev, short new_events = EV_UNDEF) 700MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
701
702void ev_io_start (ev_io *w)
560 CODE: 703 CODE:
561 RETVAL = ev->ev.ev_events; 704 START (io, w);
705
706void ev_io_stop (ev_io *w)
707 CODE:
708 STOP (io, w);
709
710void DESTROY (ev_io *w)
711 CODE:
712 STOP (io, w);
713 e_destroy (w);
714
715void set (ev_io *w, SV *fh, int events)
716 CODE:
717{
718 int fd = sv_fileno (fh);
719 CHECK_FD (fh, fd);
720
721 sv_setsv (w->fh, fh);
722 RESET (io, w, (w, fd, events));
723}
724
725SV *fh (ev_io *w, SV *new_fh = 0)
726 CODE:
727{
562 if (items > 1) 728 if (items > 1)
563 { 729 {
564 if (ev->active) event_del (&ev->ev); 730 int fd = sv_fileno (new_fh);
565 ev->ev.ev_events = new_events; 731 CHECK_FD (new_fh, fd);
566 if (ev->active) event_add (&ev->ev, e_tv (ev)); 732
733 RETVAL = w->fh;
734 w->fh = newSVsv (new_fh);
735
736 RESET (io, w, (w, fd, w->events));
567 } 737 }
738 else
739 RETVAL = newSVsv (w->fh);
740}
568 OUTPUT: 741 OUTPUT:
569 RETVAL 742 RETVAL
570 743
571double timeout (Event ev, double new_timeout = 0., int repeat = 0) 744int events (ev_io *w, int new_events = EV_UNDEF)
572 CODE: 745 CODE:
746{
747 RETVAL = w->events;
748
749 if (items > 1)
750 RESET (io, w, (w, w->fd, new_events));
751}
752 OUTPUT:
753 RETVAL
754
755MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
756
757void ev_signal_start (ev_signal *w)
758 CODE:
759 START (signal, w);
760
761void ev_signal_stop (ev_signal *w)
762 CODE:
763 STOP (signal, w);
764
765void DESTROY (ev_signal *w)
766 CODE:
767 STOP (signal, w);
768 e_destroy (w);
769
770void set (ev_signal *w, SV *signal)
771 CODE:
772{
773 Signal signum = sv_signum (signal);
774 CHECK_SIG (signal, signum);
775
776 RESET (signal, w, (w, signum));
777}
778
779int signal (ev_signal *w, SV *new_signal = 0)
780 CODE:
781{
573 RETVAL = ev->timeout; 782 RETVAL = w->signum;
783
574 if (items > 1) 784 if (items > 1)
575 { 785 {
576 if (ev->active) event_del (&ev->ev); 786 Signal signum = sv_signum (new_signal);
577 ev->timeout = new_timeout; 787 CHECK_SIG (new_signal, signum);
578 ev->interval = repeat; 788
579 ev->abstime = 0; 789 RESET (signal, w, (w, signum));
580 if (ev->active) event_add (&ev->ev, e_tv (ev));
581 } 790 }
791}
582 OUTPUT: 792 OUTPUT:
583 RETVAL 793 RETVAL
584 794
585void timeout_abs (Event ev, double at, double interval = 0.) 795MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
796
797void ev_timer_start (ev_timer *w)
798 INIT:
799 CHECK_REPEAT (w->repeat);
800 CODE:
801 START (timer, w);
802
803void ev_timer_stop (ev_timer *w)
804 CODE:
805 STOP (timer, w);
806
807void ev_timer_again (ev_timer *w)
808 INIT:
809 CHECK_REPEAT (w->repeat);
810 CODE:
811 REF (w);
812 ev_timer_again (w);
813 UNREF (w);
814
815void DESTROY (ev_timer *w)
816 CODE:
817 STOP (timer, w);
818 e_destroy (w);
819
820void set (ev_timer *w, NV after, NV repeat = 0.)
821 INIT:
822 CHECK_REPEAT (repeat);
823 CODE:
824 RESET (timer, w, (w, after, repeat));
825
826MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
827
828void ev_periodic_start (ev_periodic *w)
829 INIT:
830 CHECK_REPEAT (w->interval);
831 CODE:
832 START (periodic, w);
833
834void ev_periodic_stop (ev_periodic *w)
835 CODE:
836 STOP (periodic, w);
837
838void ev_periodic_again (ev_periodic *w)
839 CODE:
840 REF (w);
841 ev_periodic_again (w);
842 UNREF (w);
843
844void DESTROY (ev_periodic *w)
845 CODE:
846 STOP (periodic, w);
847 e_destroy (w);
848
849void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
850 INIT:
851 CHECK_REPEAT (interval);
852 CODE:
853{
854 SvREFCNT_dec (w->fh);
855 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
856
857 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
858}
859
860MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
861
862void ev_idle_start (ev_idle *w)
863 CODE:
864 START (idle, w);
865
866void ev_idle_stop (ev_idle *w)
867 CODE:
868 STOP (idle, w);
869
870void DESTROY (ev_idle *w)
871 CODE:
872 STOP (idle, w);
873 e_destroy (w);
874
875MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
876
877void ev_prepare_start (ev_prepare *w)
878 CODE:
879 START (prepare, w);
880
881void ev_prepare_stop (ev_prepare *w)
882 CODE:
883 STOP (prepare, w);
884
885void DESTROY (ev_prepare *w)
886 CODE:
887 STOP (prepare, w);
888 e_destroy (w);
889
890MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
891
892void ev_check_start (ev_check *w)
893 CODE:
894 START (check, w);
895
896void ev_check_stop (ev_check *w)
897 CODE:
898 STOP (check, w);
899
900void DESTROY (ev_check *w)
901 CODE:
902 STOP (check, w);
903 e_destroy (w);
904
905MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
906
907void ev_child_start (ev_child *w)
908 CODE:
909 START (child, w);
910
911void ev_child_stop (ev_child *w)
912 CODE:
913 STOP (child, w);
914
915void DESTROY (ev_child *w)
916 CODE:
917 STOP (child, w);
918 e_destroy (w);
919
920void set (ev_child *w, int pid)
921 CODE:
922 RESET (child, w, (w, pid));
923
924int pid (ev_child *w, int new_pid = 0)
925 CODE:
926{
927 RETVAL = w->pid;
928
929 if (items > 1)
930 RESET (child, w, (w, new_pid));
931}
932 OUTPUT:
933 RETVAL
934
935
936int rstatus (ev_child *w)
937 ALIAS:
938 rpid = 1
939 CODE:
940 RETVAL = ix ? w->rpid : w->rstatus;
941 OUTPUT:
942 RETVAL
943
944MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
945
946void ev_stat_start (ev_stat *w)
947 CODE:
948 START (stat, w);
949
950void ev_stat_stop (ev_stat *w)
951 CODE:
952 STOP (stat, w);
953
954void DESTROY (ev_stat *w)
955 CODE:
956 STOP (stat, w);
957 e_destroy (w);
958
959void set (ev_stat *w, SV *path, NV interval)
960 CODE:
961{
962 sv_setsv (w->fh, path);
963 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
964}
965
966SV *path (ev_stat *w, SV *new_path = 0)
967 CODE:
968{
969 RETVAL = SvREFCNT_inc (w->fh);
970
971 if (items > 1)
972 {
973 SvREFCNT_dec (w->fh);
974 w->fh = newSVsv (new_path);
975 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
976 }
977}
978 OUTPUT:
979 RETVAL
980
981NV interval (ev_stat *w, NV new_interval = 0.)
982 CODE:
983{
984 RETVAL = w->interval;
985
986 if (items > 1)
987 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
988}
989 OUTPUT:
990 RETVAL
991
992void prev (ev_stat *w)
993 ALIAS:
994 stat = 1
995 attr = 2
586 CODE: 996 PPCODE:
587 if (ev->active) event_del (&ev->ev); 997{
588 ev->timeout = at; 998 ev_statdata *s = ix ? &w->attr : &w->prev;
589 ev->interval = interval;
590 ev->abstime = 1;
591 if (ev->active) event_add (&ev->ev, e_tv (ev));
592 999
1000 if (ix == 1)
1001 ev_stat_stat (w);
1002 else if (!s->st_nlink)
1003 errno = ENOENT;
1004
1005 PL_statcache.st_dev = s->st_nlink;
1006 PL_statcache.st_ino = s->st_ino;
1007 PL_statcache.st_mode = s->st_mode;
1008 PL_statcache.st_nlink = s->st_nlink;
1009 PL_statcache.st_uid = s->st_uid;
1010 PL_statcache.st_gid = s->st_gid;
1011 PL_statcache.st_rdev = s->st_rdev;
1012 PL_statcache.st_size = s->st_size;
1013 PL_statcache.st_atime = s->st_atime;
1014 PL_statcache.st_mtime = s->st_mtime;
1015 PL_statcache.st_ctime = s->st_ctime;
1016
1017 if (GIMME_V == G_SCALAR)
1018 XPUSHs (boolSV (s->st_nlink));
1019 else if (GIMME_V == G_ARRAY && s->st_nlink)
1020 {
1021 EXTEND (SP, 13);
1022 PUSHs (sv_2mortal (newSViv (s->st_dev)));
1023 PUSHs (sv_2mortal (newSViv (s->st_ino)));
1024 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
1025 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
1026 PUSHs (sv_2mortal (newSViv (s->st_uid)));
1027 PUSHs (sv_2mortal (newSViv (s->st_gid)));
1028 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
1029 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
1030 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
1031 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
1032 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
1033 PUSHs (sv_2mortal (newSVuv (4096)));
1034 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
1035 }
1036}
1037
1038#ifndef _WIN32
593 1039
594MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 1040MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
595 1041
596BOOT: 1042BOOT:
597{ 1043{
… …
668 1114
669int evdns_set_option (char *option, char *val, int flags) 1115int evdns_set_option (char *option, char *val, int flags)
670 1116
671int evdns_resolv_conf_parse (int flags, const char *filename) 1117int evdns_resolv_conf_parse (int flags, const char *filename)
672 1118
673#ifdef MS_WINDOWS 1119#ifdef _WIN32
674 1120
675int evdns_config_windows_nameservers () 1121int evdns_config_windows_nameservers ()
676 1122
677#endif 1123#endif
678 1124
… …
680 1126
681void evdns_search_add (char *domain) 1127void evdns_search_add (char *domain)
682 1128
683void evdns_search_ndots_set (int ndots) 1129void evdns_search_ndots_set (int ndots)
684 1130
1131#if 0
685 1132
686MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ 1133MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
687 1134
688BOOT: 1135BOOT:
689{ 1136{
… …
719 1166
720#HttpRequest new (SV *klass, SV *cb) 1167#HttpRequest new (SV *klass, SV *cb)
721 1168
722#void DESTROY (struct evhttp_request *req); 1169#void DESTROY (struct evhttp_request *req);
723 1170
1171#endif
724 1172
1173#endif
725 1174
726 1175
727 1176
728 1177
729 1178
730 1179
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